Equation of a Line
Exercises for students:
Find the cartesian equations of the following lines and check your answers using the above applet:
r
=
(
1
2
3
)
+ t
(
4
5
6
)
r
=
(
1
2
3
)
+ t
(
4
5
0
)
r
=
(
0
-2
3
)
+ t
(
4
5
6
)
The points A and B have position vectors given by
—>
OA
=
i
+ 2
j
+ 3
k
and
—>
OB
= 5
j
+ 6
k
.
Find the cartesian equation for the line AB.
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